Two weeks ago, star bought 3 cans of tennis balls. last week, she bought 4 cans of tennis balls. this week, she brought 2 cans of tennis balls. the tennis balls cost d dollars per can. write an expression in simplest form that represents the total amount that star spent.

For this case we have to:

d: Represents the cost in dollars for each can of tennis

Then we have according to the data that:

The above expression represents the total cost of the tennis cans that Star bought.

We simplify, adding the similar terms of the expression:

step-by-step explanation: